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Re: st: For Loop Using Variable Labels
From
Austin Nichols <[email protected]>
To
[email protected]
Subject
Re: st: For Loop Using Variable Labels
Date
Mon, 24 Jun 2013 18:50:42 -0400
Erika Kociolek <[email protected]>:
You can exploit -label save- to write to a file and read the contents; see e.g.
http://fmwww.bc.edu/repec/bocode/f//fre.ado
On Mon, Jun 24, 2013 at 6:40 PM, Erika Kociolek <[email protected]> wrote:
> Let's say I wanted to write to a file the number of responses to a
> variety of survey questions with different categories. I'll use the
> voter dataset to illustrate what I want to do.
>
> **********************
> *Stata Code*
>
> cd C:/PATH/Data/
> sysuse voter, clear
> keep candidat-inc
> drop if inc == 1 /*Drop if inc variable is equal to 1 (< $15k)*/
>
> file open mefile using ../Data/Test.txt, write replace
> file write mefile "Variable" _tab "Value" _tab "Number" _tab "Total" _tab _n
>
> foreach v of varlist candidat-inc{ /*For each variable in the dataset:*/
> levelsof `v', local(temp) /*Store variable values in a local macros.*/
>
> foreach t of local temp{ /*For each value of the variable:*/
> file write mefile "`v'" _tab /*Write variable name to file,*/
> file write mefile "`t'" _tab /*Write question response to file,*/
> summarize `v' if `v' == `t'
> file write mefile "`r(N)'" _tab /*Write value to file,*/
> }
> summarize `v'
> file write mefile "`r(N)'" _tab _n /*Write total number of
> responses to the question (variable) to file.*/
> }
>
> file close mefile
> **********************
>
> So I dropped the lowest income category from the dataset (let's assume
> there were no responses in that particular category). I'd like to use
> the "levelsof" command on the variable label instead of the variable
> values, since the label for the lowest category will always be in the
> dataset, but there may not be a variable value for each response
> category. How would one do that?
>
> Thanks!
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